GB9724433D0 - Differential amplifier and arrangement - Google Patents

Differential amplifier and arrangement

Info

Publication number
GB9724433D0
GB9724433D0 GBGB9724433.9A GB9724433A GB9724433D0 GB 9724433 D0 GB9724433 D0 GB 9724433D0 GB 9724433 A GB9724433 A GB 9724433A GB 9724433 D0 GB9724433 D0 GB 9724433D0
Authority
GB
United Kingdom
Prior art keywords
arrangement
differential amplifier
amplifier
differential
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
GBGB9724433.9A
Other versions
GB2331647A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Motorola Inc filed Critical Motorola Inc
Priority to GB9724433A priority Critical patent/GB2331647A/en
Publication of GB9724433D0 publication Critical patent/GB9724433D0/en
Publication of GB2331647A publication Critical patent/GB2331647A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/4508—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using bipolar transistors as the active amplifying circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45051—Two or more differential amplifiers cascade coupled
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45108—A diode being used as level shifter between stages or in a follower in relation with a dif amp
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45274—Level shifting stages are added to the differential amplifier at a position other than the one or more inputs of the dif amp
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45612—Indexing scheme relating to differential amplifiers the IC comprising one or more input source followers as input stages in the IC
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45641—Indexing scheme relating to differential amplifiers the LC being controlled, e.g. by a signal derived from a non specified place in the dif amp circuit
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45722—Indexing scheme relating to differential amplifiers the LC comprising one or more source followers, as post buffer or driver stages, in cascade in the LC

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
GB9724433A 1997-11-20 1997-11-20 Emitter follower driven differential amplifier with base current compensation Withdrawn GB2331647A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9724433A GB2331647A (en) 1997-11-20 1997-11-20 Emitter follower driven differential amplifier with base current compensation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9724433A GB2331647A (en) 1997-11-20 1997-11-20 Emitter follower driven differential amplifier with base current compensation

Publications (2)

Publication Number Publication Date
GB9724433D0 true GB9724433D0 (en) 1998-01-14
GB2331647A GB2331647A (en) 1999-05-26

Family

ID=10822297

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9724433A Withdrawn GB2331647A (en) 1997-11-20 1997-11-20 Emitter follower driven differential amplifier with base current compensation

Country Status (1)

Country Link
GB (1) GB2331647A (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4853647A (en) * 1988-05-02 1989-08-01 Rca Licensing Corp. Current gain compensation arrangement

Also Published As

Publication number Publication date
GB2331647A (en) 1999-05-26

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)